TTRD with Kop at 19000 ft

09 June 2020 Hi, Im planned a new TTRD project in Colombian foothills, in a bit the size of 3 3/4 in using a entire 2 7/8" dp and the KOP  at 19000 ft. the formation compressibility is 30.000 psi, is a tight sandstone, is very abrassive.

I want know if somebody had experience in similar projects.

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